/var/lib/bluetooth/00:19:4F:DA:FD:B1 $ cat classes
00:12:37:F5:80:03 0x50020c
00:16:38:37:65:83 0x002540
00:02:8A:E6:1F:ED 0x3e0100
00:0F:3D:0C:01:9B 0x102104
00:0D:B5:33:3A:60 0x001f00
00:0A:D9:82:02:A0 0x520204